The National Oceanic and Atmospheric Administration predicted a much stronger northern lights display than usual Saturday ...

Tonight could bring a rare treat to skywatchers across the United States: a vivid display of the northern lights visible far ...

A huge sun eruption combines with speedy solar wind from a "coronal hole" for a weekend aurora show, experts predict.

Astronomers track the sun's 11-year cycle by counting sunspots. Also, we're expecting a strong geomagnetic storm and aurora ...